SNMP trap # 77 (abnormalCondition) is reserved for specific UPS failures. When trap #77 is sent, it also has a binded subtrap which gives further detail into the nature of the fault. The subtraps are specific to the UPS family type.

Resolution

Attached is a breakdown for the Symmetra single phase line of UPS (Symmetra RM, Symmetra LX, Symmetra Power Array), which uses the Network Management Card APP called 'sy'.